TWI524785B - 用以簡化音響環境之模型的方法以及用以將第一音頻流轉換為第二音頻流的方法及轉換器 - Google Patents
用以簡化音響環境之模型的方法以及用以將第一音頻流轉換為第二音頻流的方法及轉換器 Download PDFInfo
- Publication number
- TWI524785B TWI524785B TW098139475A TW98139475A TWI524785B TW I524785 B TWI524785 B TW I524785B TW 098139475 A TW098139475 A TW 098139475A TW 98139475 A TW98139475 A TW 98139475A TW I524785 B TWI524785 B TW I524785B
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- Taiwan
- Prior art keywords
- transfer function
- simplified
- channels
- signal
- channel
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 42
- 230000006870 function Effects 0.000 claims description 73
- 238000012546 transfer Methods 0.000 claims description 57
- 230000005236 sound signal Effects 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 2
- 238000002592 echocardiography Methods 0.000 claims 1
- 230000001052 transient effect Effects 0.000 claims 1
- 230000004044 response Effects 0.000 description 36
- 238000012545 processing Methods 0.000 description 13
- 238000005259 measurement Methods 0.000 description 8
- 230000005284 excitation Effects 0.000 description 7
- 238000004088 simulation Methods 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 208000032369 Primary transmission Diseases 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000005538 encapsulation Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 230000001915 proofreading effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
- H04S3/002—Non-adaptive circuits, e.g. manually adjustable or static, for enhancing the sound image or the spatial distribution
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H17/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves, not provided for in the preceding groups
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S1/00—Two-channel systems
- H04S1/002—Non-adaptive circuits, e.g. manually adjustable or static, for enhancing the sound image or the spatial distribution
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
- H04S2420/01—Enhancing the perception of the sound image or of the spatial distribution using head related transfer functions [HRTF's] or equivalents thereof, e.g. interaural time difference [ITD] or interaural level difference [ILD]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S5/00—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation
- H04S5/005—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation of the pseudo five- or more-channel type, e.g. virtual surround
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
- H04S7/30—Control circuits for electronic adaptation of the sound field
- H04S7/305—Electronic adaptation of stereophonic audio signals to reverberation of the listening space
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- General Physics & Mathematics (AREA)
- Stereophonic System (AREA)
- Circuit For Audible Band Transducer (AREA)
- Reverberation, Karaoke And Other Acoustics (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP08169729 | 2008-11-21 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| TW201026105A TW201026105A (en) | 2010-07-01 |
| TWI524785B true TWI524785B (zh) | 2016-03-01 |
Family
ID=42060701
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW098139475A TWI524785B (zh) | 2008-11-21 | 2009-11-20 | 用以簡化音響環境之模型的方法以及用以將第一音頻流轉換為第二音頻流的方法及轉換器 |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US9100767B2 (ja) |
| EP (1) | EP2368375B1 (ja) |
| JP (1) | JP5611970B2 (ja) |
| KR (1) | KR101646540B1 (ja) |
| CN (1) | CN102334348B (ja) |
| CA (1) | CA2744429C (ja) |
| DK (1) | DK2368375T3 (ja) |
| HK (1) | HK1166908A1 (ja) |
| TW (1) | TWI524785B (ja) |
| WO (1) | WO2010057997A1 (ja) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014085439A (ja) * | 2012-10-22 | 2014-05-12 | Nippon Hoso Kyokai <Nhk> | インパルス応答測定システム及びインパルス応答測定方法 |
| DE102012224454A1 (de) * | 2012-12-27 | 2014-07-03 | Sennheiser Electronic Gmbh & Co. Kg | Erzeugung von 3D-Audiosignalen |
| CN108922552B (zh) * | 2013-12-23 | 2023-08-29 | 韦勒斯标准与技术协会公司 | 生成用于音频信号的滤波器的方法及其参数化装置 |
| JP6371167B2 (ja) * | 2014-09-03 | 2018-08-08 | リオン株式会社 | 残響抑制装置 |
| EP3453190A4 (en) | 2016-05-06 | 2020-01-15 | DTS, Inc. | SYSTEMS FOR IMMERSIVE AUDIO PLAYBACK |
| US10324683B2 (en) * | 2016-12-27 | 2019-06-18 | Harman International Industries, Incorporated | Control for vehicle sound output |
| US10979844B2 (en) | 2017-03-08 | 2021-04-13 | Dts, Inc. | Distributed audio virtualization systems |
| US9820073B1 (en) | 2017-05-10 | 2017-11-14 | Tls Corp. | Extracting a common signal from multiple audio signals |
| WO2023287782A1 (en) * | 2021-07-15 | 2023-01-19 | Dolby Laboratories Licensing Corporation | Data augmentation for speech enhancement |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6253100A (ja) * | 1985-09-02 | 1987-03-07 | Nippon Gakki Seizo Kk | 音響特性制御装置 |
| JPH0748920B2 (ja) * | 1986-05-31 | 1995-05-24 | 株式会社富士通ゼネラル | 音響再生装置 |
| JPS63173500A (ja) * | 1987-01-13 | 1988-07-18 | Sony Corp | カ−オ−デイオ装置 |
| DE19545623C1 (de) * | 1995-12-07 | 1997-07-17 | Akg Akustische Kino Geraete | Verfahren und Vorrichtung zur Filterung eines Audiosignals |
| JPH1127800A (ja) * | 1997-07-03 | 1999-01-29 | Fujitsu Ltd | 立体音響処理システム |
| JP2000059894A (ja) * | 1998-08-12 | 2000-02-25 | Victor Co Of Japan Ltd | 音像定位装置とｆｉｒフィルタ係数の処理方法及びｆｉｒフィルタの演算方法 |
| JP3435141B2 (ja) * | 2001-01-09 | 2003-08-11 | 松下電器産業株式会社 | 音像定位装置、並びに音像定位装置を用いた会議装置、携帯電話機、音声再生装置、音声記録装置、情報端末装置、ゲーム機、通信および放送システム |
| FR2852779B1 (fr) * | 2003-03-20 | 2008-08-01 | Procede pour traiter un signal electrique de son | |
| FR2862799B1 (fr) * | 2003-11-26 | 2006-02-24 | Inst Nat Rech Inf Automat | Dispositif et methode perfectionnes de spatialisation du son |
| FR2899424A1 (fr) * | 2006-03-28 | 2007-10-05 | France Telecom | Procede de synthese binaurale prenant en compte un effet de salle |
| CN101529930B (zh) * | 2006-10-19 | 2011-11-30 | 松下电器产业株式会社 | 声像定位装置、声像定位系统、声像定位方法、程序及集成电路 |
| JP4941106B2 (ja) * | 2007-05-30 | 2012-05-30 | カシオ計算機株式会社 | 共鳴音付加装置および共鳴音付加プログラム |
| CN101178897B (zh) * | 2007-12-05 | 2011-04-20 | 浙江大学 | 利用基频包络剔除情感语音的说话人识别方法 |
-
2009
- 2009-11-20 CA CA2744429A patent/CA2744429C/en active Active
- 2009-11-20 DK DK09801675.1T patent/DK2368375T3/da active
- 2009-11-20 US US13/130,737 patent/US9100767B2/en active Active
- 2009-11-20 EP EP09801675.1A patent/EP2368375B1/en active Active
- 2009-11-20 JP JP2011536881A patent/JP5611970B2/ja active Active
- 2009-11-20 TW TW098139475A patent/TWI524785B/zh not_active IP Right Cessation
- 2009-11-20 KR KR1020117014254A patent/KR101646540B1/ko active IP Right Grant
- 2009-11-20 WO PCT/EP2009/065587 patent/WO2010057997A1/en active Application Filing
- 2009-11-20 CN CN200980153440.8A patent/CN102334348B/zh active Active
-
2012
- 2012-07-25 HK HK12107294.4A patent/HK1166908A1/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| WO2010057997A1 (en) | 2010-05-27 |
| TW201026105A (en) | 2010-07-01 |
| US9100767B2 (en) | 2015-08-04 |
| JP2012509632A (ja) | 2012-04-19 |
| HK1166908A1 (en) | 2012-11-09 |
| CA2744429C (en) | 2018-07-31 |
| CN102334348B (zh) | 2014-12-31 |
| DK2368375T3 (da) | 2019-09-02 |
| US20120070011A1 (en) | 2012-03-22 |
| KR20120006480A (ko) | 2012-01-18 |
| CA2744429A1 (en) | 2010-05-27 |
| CN102334348A (zh) | 2012-01-25 |
| EP2368375B1 (en) | 2019-05-29 |
| JP5611970B2 (ja) | 2014-10-22 |
| EP2368375A1 (en) | 2011-09-28 |
| KR101646540B1 (ko) | 2016-08-08 |
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| MM4A | Annulment or lapse of patent due to non-payment of fees |